World: Finals - Turin - Doubles - Main |
| | Granollers M./Zeballos H. | Krawietz K./Tecau H. | 1:2 (3:6, 7:61, 6:10) | details | 18.11.2021 |
| | Dodig I./Polasek F. | Krawietz K./Tecau H. | 2:0 (7:62, 7:5) | details | 16.11.2021 |
| | Mektic N./Pavic M. | Krawietz K./Tecau H. | 2:0 (6:4, 6:4) | details | 14.11.2021 |
France: Paris - Doubles - Main |
| 1/8-finals | Krawietz K./Tecau H. | Martin F./Mies A. | 0:2 (3:6, 3:6) | details | 04.11.2021 |
USA: Indian Wells - Doubles - Main |
| Quarter-finals | Krawietz K./Tecau H. | Puetz T./Venus M. | 0:2 (4:6, 2:6) | details | 14.10.2021 |
| 1/8-finals | Krawietz K./Tecau H. | Johnson S./Querrey S. | 2:0 (7:67, 7:64) | details | 12.10.2021 |
| 1/16-finals | Krawietz K./Tecau H. | Krajinovic F./Lajovic D. | 2:0 (6:2, 6:3) | details | 08.10.2021 |
| 1/16-finals | Krawietz K./Tecau H. | Berrettini M./Sinner J. | CAN. | details | 08.10.2021 |
USA: US Open - Doubles - Main |
| Quarter-finals | Johnson S./Querrey S. | Krawietz K./Tecau H. | 2:0 (6:2, 7:65) | details | 07.09.2021 |
| 1/8-finals | Gonzalez S./Molteni A. | Krawietz K./Tecau H. | 0:2 (2:6, 65:7) | details | 05.09.2021 |
| 1/16-finals | Nielsen F./Pospisil V. | Krawietz K./Tecau H. | 0:2 (612:7, 64:7) | details | 04.09.2021 |
| 1/32-finals | Fucsovics M./Travaglia S. | Krawietz K./Tecau H. | 0:2 (3:6, 2:6) | details | 03.09.2021 |
USA: Cincinnati - Doubles - Main |
| 1/8-finals | Krawietz K./Tecau H. | Arevalo M./Fognini F. | 1:2 (6:3, 5:7, 7:10) | details | 18.08.2021 |
| 1/16-finals | Krawietz K./Tecau H. | Delbonis F./Schwartzman D. | 2:0 (7:5, 6:3) | details | 18.08.2021 |
Canada: Toronto - Doubles - Main |
| Semi-finals | Mektic N./Pavic M. | Krawietz K./Tecau H. | 2:0 (7:63, 7:612) | details | 14.08.2021 |
| Quarter-finals | Krawietz K./Tecau H. | Karatsev A./Lajovic D. | 2:1 (6:3, 3:6, 10:3) | details | 13.08.2021 |
| 1/8-finals | Krawietz K./Tecau H. | Marach O./Oswald P. | 2:1 (6:2, 1:6, 12:10) | details | 12.08.2021 |
Germany: Hamburg - Doubles - Main |
| Final | Krawietz K./Tecau H. | Puetz T./Venus M. | 1:2 (3:6, 7:63, 8:10) | details | 18.07.2021 |
| Semi-finals | Krawietz K./Tecau H. | Cerretani J./Hach Verdugo H. | 2:0 (6:3, 6:4) | details | 17.07.2021 |
| Quarter-finals | Krawietz K./Tecau H. | Altmaier D./Molleker R. | 2:0 (6:3, 6:2) | details | 14.07.2021 |
| 1/8-finals | Krawietz K./Tecau H. | Gonzales R./Johnson H. | 2:0 (6:0, 6:1) | details | 13.07.2021 |
| 1/8-finals | Krawietz K./Tecau H. | Berankis R./Lu Y.H. | CAN. | details | 13.07.2021 |
United Kingdom: Wimbledon - Doubles - Main |
| 1/16-finals | Goransson A./Ruud C. | Krawietz K./Tecau H. | 2:0 (6:4, 7:64) | details | 02.07.2021 |
| 1/32-finals | Caruso S./Davidovich Fokina A. | Krawietz K./Tecau H. | 0:2 (3:6, 61:7) | details | 01.07.2021 |
Germany: Halle - Doubles - Main |
| Final | Auger-Aliassime F./Hurkacz H. | Krawietz K./Tecau H. | 0:2 (64:7, 4:6) | details | 20.06.2021 |
| Semi-finals | Krawietz K./Tecau H. | Gille S./Vliegen J. | 2:0 (7:66, 7:5) | details | 18.06.2021 |
| Quarter-finals | Molteni A./Pella G. | Krawietz K./Tecau H. | 0:2 (4:6, 2:6) | details | 17.06.2021 |
| 1/8-finals | Brkic T./Cacic N. | Krawietz K./Tecau H. | 0:2 (63:7, 3:6) | details | 16.06.2021 |
France: French Open - Doubles - Main |
| Quarter-finals | Krawietz K./Tecau H. | Cabal J. S./Farah R. | 1:2 (2:6, 7:63, 5:7) | details | 08.06.2021 |
| 1/8-finals | Murray J./Soares B. | Krawietz K./Tecau H. | 1:2 (3:6, 6:3, 3:6) | details | 05.06.2021 |
| 1/16-finals | Lu Y.H./Nishioka Y. | Krawietz K./Tecau H. | 0:2 (3:6, 2:6) | details | 04.06.2021 |
| 1/32-finals | Behar A./Escobar G. | Krawietz K./Tecau H. | 1:2 (3:6, 6:3, 65:7) | details | 01.06.2021 |
Italy: Rome - Doubles - Main |
| Quarter-finals | Krawietz K./Tecau H. | Peers J./Venus M. | 0:2 (65:7, 5:7) | details | 14.05.2021 |
| 1/8-finals | Krawietz K./Tecau H. | Broady L./Murray A. | 2:0 (6:3, 6:4) | details | 13.05.2021 |
| 1/16-finals | Krawietz K./Tecau H. | Cilic M./Melo M. | 2:0 (6:4, 6:2) | details | 11.05.2021 |
Spain: Madrid - Doubles - Main |
| 1/8-finals | Krawietz K./Tecau H. | Dodig I./Polasek F. | 1:2 (4:6, 7:62, 7:10) | details | 06.05.2021 |
| 1/16-finals | Krawietz K./Tecau H. | Kontinen H./Roger-Vasselin E. | 2:0 (6:3, 6:4) | details | 04.05.2021 |
Spain: Barcelona - Doubles - Main |
| Final | Cabal J. S./Farah R. | Krawietz K./Tecau H. | 2:0 (6:4, 6:2) | details | 25.04.2021 |
| Semi-finals | Ram R./Salisbury J. | Krawietz K./Tecau H. | 1:2 (6:1, 3:6, 9:11) | details | 24.04.2021 |
| Quarter-finals | Peers J./Saville L. | Krawietz K./Tecau H. | 0:2 (4:6, 3:6) | details | 22.04.2021 |
| 1/8-finals | Krawietz K./Tecau H. | Granollers M./Zeballos H. | 2:0 (7:64, 7:63) | details | 20.04.2021 |
Monaco: Monte Carlo - Doubles - Main |
| 1/16-finals | Krawietz K./Tecau H. | Tsitsipas Pe./Tsitsipas S. | 1:2 (64:7, 6:3, 9:11) | details | 13.04.2021 |
Netherlands: Rotterdam - Doubles - Main |
| Final | Krawietz K./Tecau H. | Mektic N./Pavic M. | 0:2 (67:7, 2:6) | details | 07.03.2021 |
| Semi-finals | Kontinen H./Roger-Vasselin E. | Krawietz K./Tecau H. | 1:2 (65:7, 7:63, 6:10) | details | 06.03.2021 |
| Quarter-finals | Krawietz K./Tecau H. | Khachanov K./Rublev A. | 2:0 (6:3, 6:4) | details | 04.03.2021 |
| 1/8-finals | Melo M./Rojer J. | Krawietz K./Tecau H. | 1:2 (3:6, 6:3, 9:11) | details | 02.03.2021 |